Macrogomphus annulatus, commonly known as Keiser's forktail, is a species of dragonfly in the family Gomphidae. It is native to India and Sri Lanka. Two subspecies are recognized, which are geographically separated.
Subspecies
Macrogomphus annulatus annulatus <small>Selys, 1854</small> â from India
Macrogomphus annulatus keiseri <small>Lieftinck, 1955</small> â from Sri Lanka